Make the contributing guidelines for fluent-operator chart more visible

Signed-off-by: Marco Franssen <[email protected]>

Author: marcofranssen

CONTRIBUTING.md

@@ -29,10 +29,13 @@ See `git help commit`:
 2. Remember to sign off your commits as described above
 3. Submit a pull request
 
-***NOTES***: 
+> [!Note]
+> In order to make testing and merging of PRs easier, please submit changes to multiple charts in separate PRs.
 
-* In order to make testing and merging of PRs easier, please submit changes to multiple charts in separate PRs.
-* In order to make changes to the fluent-operator Helm chart, please submit changes to the [fluent/fluent-operator Helm chart](https://github.com/fluent/fluent-operator/tree/master/charts/fluent-operator). The chart in this repository will be synced to the release chart in fluent/fluent-operator whenever there is a new release for fluent-operator.
+### Fluent Operator Chart
+
+> [!Important]
+> The fluent-operator Chart is maintained in [this repository][fluent-operator-chart]. Please do not submit PRs for the fluent-operator Chart in this repository but do all contributions in the [fluent-operator repository][fluent-operator-chart].
 
 ### Technical Requirements
 
@@ -61,3 +64,5 @@ Charts should start at `1.0.0`. Any breaking (backwards incompatible) changes to
 This project is released with a [Contributor Covenant](https://www.contributor-covenant.org).
 By participating in this project you agree to abide by its terms.
 See [CODE_OF_CONDUCT.md](./CODE_OF_CONDUCT.md).
+
+[fluent-operator-chart]: https://github.com/fluent/fluent-operator/tree/master/charts/fluent-operator "Sources for the fluent-operator Chart"